Pledgoer or Pledgeor: How To spell?

The word Pledgoer is misspelled against Pledgeor, meaning "One who gives a pledge."

Word contains consecutive vowels 'EO' in between alphabets pledg & r is misspelled as 'OE'
Wrong Spelling:  pledg-oe-r 
Correct Spelling:  pledg-eo-r 
Find more incorrect spellings of Pledgeor to spell right way.